Patents by Inventor Mikio Totani
Mikio Totani has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9308694Abstract: A plastic film is drawn by a method different from a conventional one. The plastic film is intermittently fed in the longitudinal direction. A drawing member and a support base are installed in a plastic film feeding path, oppositely to each other, on both sides of the plastic film in the thickness direction. When the plastic film is temporarily stopped, the drawing member advances toward the support base between the lateral both side edges of the plastic film and is pressed against the plastic film and the support base to draw the plastic film in the longitudinal direction. Then, the drawing member retreats from the support base, and is separated from the plastic film.Type: GrantFiled: April 25, 2013Date of Patent: April 12, 2016Assignee: TOTANI CORPORATIONInventor: Mikio Totani
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Patent number: 9254630Abstract: Plastic films are prevented from being peeled off from each other at a joining portion. A composite film has superposed external and internal films and is superposed with an additional body. The films and the body are joined with each other to form a first joining portion between the films, and a second joining portion between the internal film and the body. The first joining portion has a first joining width and includes first outer and inner edges. The second joining portion has a second joining width and includes second outer and inner edges. The first or second joining width is adjusted such that the first joining width is less than the second joining width, with the first inner edge formed outwardly of the second inner edge.Type: GrantFiled: November 13, 2013Date of Patent: February 9, 2016Assignee: TOTANI CORPORATIONInventor: Mikio Totani
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Patent number: 9238326Abstract: It is intended to correct print pitches P at which a pattern A is printed on a plastic film 1 repeatedly. A first optical sensor detects positions at which the pattern A is printed on the plastic film 1 repeatedly, to measure the print pitches P individually. A first stretching device 4 stretches the plastic film 1 after measuring the print pitch P to correct the print pitches P individually. A second optical sensor detects the positions after correcting the print pitch P to measure a sum of print pitches P(1)+P(2)+ - - - +P(N) of a number of patterns A. A second stretching device 10 stretches the plastic film 1 after measuring the sum of print pitches to correct the sum of print pitches.Type: GrantFiled: October 2, 2013Date of Patent: January 19, 2016Assignee: TOTANI CORPORATIONInventor: Mikio Totani
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Patent number: 9205597Abstract: A heat seal bar is mounted on and removed from a heater unit in a plastic bag making machine without difficulty, An insert is received and fixed to a receiving recess formed in the heat seal bar. A tension pin is supported by the heater unit, inserted into an adjacent recess, and then inserted into an axial groove through an axial opening. The tension pin is pulled and moved axially thereof by an actuator member at the heater unit until a head of the tension pin engages an inward protrusion of the insert. The tension pin and the insert cooperate to mount the heat seal bar on the heater unit.Type: GrantFiled: August 21, 2012Date of Patent: December 8, 2015Assignee: Totani CorporationInventors: Mikio Totani, Tomoyuki Nakamura
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Publication number: 20150183176Abstract: In an apparatus for successively making plastic bags, a laser beam irradiator irradiates laser beam onto webs of panel material and a body of zipper material to heat and melt the webs of panel material and the body of zipper material with the laser beam. The webs of panel material and the body of zipper material are fed intermittently at a speed predetermined to be changed by time. The irradiator is controlled on a feedforward control basis for the laser beam to be regulated in amount, the amount being calculated from the speed predetermined, to obtain a calculated value of amount. The laser beam is regulated in accordance with the calculated value to heat and melt the webs of panel material and the body of zipper material uniformly irrespective of the speed being changed.Type: ApplicationFiled: December 10, 2014Publication date: July 2, 2015Inventor: Mikio TOTANI
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Publication number: 20150129125Abstract: Plastic films are prevented from being peeled off from each other at a joining portion. A composite film has superposed external and internal films and is superposed with an additional body. The films and the body are joined with each other to form a first joining portion between the films, and a second joining portion between the internal film and the body. The first joining portion has a first joining width and includes first outer and inner edges. The second joining portion has a second joining width and includes second outer and inner edges. The first or second joining width is adjusted such that the first joining width is less than the second joining width, with the first inner edge formed outwardly of the second inner edge.Type: ApplicationFiled: November 13, 2013Publication date: May 14, 2015Applicant: TOTANI CORPORATIONInventor: Mikio TOTANI
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Patent number: 8997817Abstract: An apparatus makes plastic bags in succession by intermittently feeding webs of plastic film longitudinally along a path. Movable units are spaced apart along the path and are driven by drive units, one for each movable unit, longitudinally of the film webs. Control switches, one for each movable unit, works on each drive unit to move the corresponding movable unit for position adjustment. The film webs are processed by at least some of the movable units whenever being fed intermittently, to successively make the plastic bags.Type: GrantFiled: March 26, 2012Date of Patent: April 7, 2015Assignee: Totani CorporationInventor: Mikio Totani
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Patent number: 8997616Abstract: It is intended in an apparatus for successively making plastic bags that a plastic film 1 is cut by a Thomson blade 3 without making the Thomson blade 3 pressed with a large force. The Thomson blade 3 is brought into contact with the plastic film 1 on one of opposite sides of the plastic film 1 in a direction of thickness thereof while a rolling member 4 is brought into contact with the plastic film 1 and rolled and moved along the plastic film 1 and the Thomson blade 3 on the other side of the plastic film 1 in the direction of thickness thereof. The plastic film 1 is therefore sandwiched between and cut by the Thomson blade 3 and the rolling member 4 to successively make plastic bags.Type: GrantFiled: May 24, 2011Date of Patent: April 7, 2015Assignee: Totani CorporationInventor: Mikio Totani
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Publication number: 20150005148Abstract: An apparatus is improved to successively make plastic bags each of which includes an end surface provided with a spout, by employing the general feeding way of panel material, to be simple in structure, low in cost, high in speed and to make it possible to successively make the plastic bags two by two. A first folded portion is formed in a first web of panel material 1. An aperture is formed in a second web of panel material 2. A spout is inserted into the aperture, the spout and the second web of panel material 2 being heat sealed with each other. The second web of panel material 2 is guided by a guide device 18 to be folded after being heat sealed so that a second folded portion should be formed in the second web of panel material. The spout is turned over by the second folded portion. The second folded portion and the first folded portion are heat sealed with each other while the second folded portion and the second web of panel material 2 are heat sealed with each other about the spout.Type: ApplicationFiled: November 16, 2012Publication date: January 1, 2015Inventors: Hideki Ohmae, Mikio Totani, Hiroshi Nagata, Masakazu Hashimoto
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Patent number: 8910935Abstract: In an apparatus for stacking and feeding sheet products discharged successively from a discharge position, catcher bars 4 are bent to be accumulated at an accumulated position. The sheet products collide against shutter bars 9 to fall onto a conveyor 3 after being discharged successively, for stacking the sheet products on the conveyor 3. The catcher bars 4 are pushed out of the accumulated position to pass between the shutter bars 9 and protrude toward the discharge position so that coming products should be received on the catcher bars 4 after stacking the sheet products.Type: GrantFiled: January 21, 2014Date of Patent: December 16, 2014Assignee: Totani CorporationInventor: Mikio Totani
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Publication number: 20140203502Abstract: In an apparatus for stacking and feeding sheet products discharged successively from a discharge position, catcher bars 4 are bent to be accumulated at an accumulated position. The sheet products collide against shutter bars 9 to fall onto a conveyor 3 after being discharged successively, for stacking the sheet products on the conveyor 3. The catcher bars 4 are pushed out of the accumulated position to pass between the shutter bars 9 and protrude toward the discharge position so that coming products should be received on the catcher bars 4 after stacking the sheet products.Type: ApplicationFiled: January 21, 2014Publication date: July 24, 2014Applicant: TOTANI CORPORATIONInventor: Mikio TOTANI
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Patent number: 8777826Abstract: Plastic bags are successively made by intermittently feeding upper and lower panel material webs that are temporarily fixed to side gusset material layers. The webs are joined along a joint line. One web is folded along a first line spaced from the joint line to open the webs and form a surface on the webs. One gusset layer is folded along the first line to open the gusset layers along with an auxiliary gusset portion and form a surface on the layers of the auxiliary gusset portion. One web is turned along a turned line formed between the joint line and the first line to make a turned portion formed in one web and superimposed on the surfaces. The other web is folded along a second line spaced from the joint line to make a folded portion in the other web and superposed on the surfaces.Type: GrantFiled: February 2, 2011Date of Patent: July 15, 2014Assignee: Totani CorporationInventor: Mikio Totani
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Publication number: 20140187401Abstract: In order to successively make plastic bags each of which includes panel portions, side gusset portions and a zipper portion, a web of panel material 9 is folded and folded back along longitudinal folded lines 14, 15 and 16 and longitudinal folded back lines 17 and 18 into superposed two layers having opposite side edges at each of which a folded portion is formed. The web of panel material 9 is slit along the longitudinal folded line 16 into two divided parts after being folded and folded back. The divided parts are separated and spaced from each other. In addition, the folded portions are split at positions into sprit portions and removed at the positions partially, a body of zipper material being disposed between the sprit portions.Type: ApplicationFiled: December 19, 2013Publication date: July 3, 2014Applicant: TOTANI CORPORATIONInventor: Mikio TOTANI
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Patent number: 8715148Abstract: Problems concerning adhesion strength and aging time are eliminated in plastic-bag production in which a strip sheet is bonded with an adhesive and a handle is formed from the strip sheet on an outer surface of a plastic bag. Provided is a bag-making machine in which a strip sheet (17) and a web material are disposed so as to face each other and are pressed, with a high-adhesion adhesive (21) and another adhesive (25) interposed therebetween. The strip sheet (17) is provisionally fixed to the web material with the latter adhesive (25). This web material after the provisional fixing is wound on a roll, and a plastic bag is produced after lapse of an aging time for the high-adhesion adhesive (21). In this machine, the web material is supplied from the roll, and a plastic bag is produced from the web material.Type: GrantFiled: September 25, 2009Date of Patent: May 6, 2014Assignee: Totani CorporationInventor: Mikio Totani
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Publication number: 20140099394Abstract: It is intended to correct print pitches P at which a pattern A is printed on a plastic film 1 repeatedly. A first optical sensor detects positions at which the pattern A is printed on the plastic film 1 repeatedly, to measure the print pitches P individually. A first stretching device 4 stretches the plastic film 1 after measuring the print pitch P to correct the print pitches P individually. A second optical sensor detects the positions after correcting the print pitch P to measure a sum of print pitches P(1)+P(2)+ - - - +P(N) of a number of patterns A. A second stretching device 10 stretches the plastic film 1 after measuring the sum of print pitches to correct the sum of print pitches.Type: ApplicationFiled: October 2, 2013Publication date: April 10, 2014Applicant: TOTANI CORPORATIONInventor: Mikio TOTANI
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Publication number: 20130337098Abstract: A plastic film is drawn by a method different from a conventional one. The plastic film is intermittently fed in the longitudinal direction. A drawing member and a support base are installed in a plastic film feeding path, oppositely to each other, on both sides of the plastic film in the thickness direction. When the plastic film is temporarily stopped, the drawing member advances toward the support base between the lateral both side edges of the plastic film and is pressed against the plastic film and the support base to draw the plastic film in the longitudinal direction. Then, the drawing member retreats from the support base, and is separated from the plastic film.Type: ApplicationFiled: April 25, 2013Publication date: December 19, 2013Applicant: TOTANI CORPORATIONInventor: Mikio TOTANI
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Patent number: 8579779Abstract: The apparatus includes panel portions forming means by which two webs of panel material are opposed to and superposed on each other and fed longitudinally thereof, the panel portions being formed by the webs of panel material. The apparatus further includes side gusset portions forming means by which sheets of side gusset material are folded into halves and combined with and interposed between the webs of panel material to extend widthwise thereof, the side gusset portions being formed by the sheets of side gusset material. The apparatus further includes bottom gusset portion forming means by which a web of bottom gusset material is combined with the webs of panel material to extend longitudinally thereof, the bottom gusset portion being formed by the web of bottom gusset material with at least one bottom protrusion protruding from the bottom gusset portion. In addition, the apparatus includes option means by which the bottom protrusion is provided with a handle hole, zipper, opening or adhesive means.Type: GrantFiled: July 14, 2010Date of Patent: November 12, 2013Assignee: Totani CorporationInventor: Mikio Totani
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Patent number: 8535040Abstract: A plastic film (2) is drawn in a different manner. A plurality of rollers (15a, 15b, 15c) are opposed to a base (14). The rollers are operated by a first drive mechanism (22), and the rollers are moved in the lateral direction of the plastic film. Second drive mechanisms (17a, 17b, 17c) act on the rollers, respectively. On the base, at least one roller is pressed against the plastic film, and at least one roller rolls along the plastic film. The plastic film is drawn by that roller.Type: GrantFiled: July 13, 2009Date of Patent: September 17, 2013Assignee: Totani CorporationInventor: Mikio Totani
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Patent number: 8517713Abstract: (A1) Translate this text A plastic film (1) is drawn by a method different from a conventional one. The plastic film is intermittently fed in the longitudinal direction. A drawing member and a support base are installed in a plastic film feeding path, oppositely to each other, on both sides of the plastic film in the thickness direction. When the plastic film is temporarily stopped, the drawing member advances toward the support base between the lateral both side edges of the plastic film and is pressed against the plastic film and the support base to draw the plastic film in the longitudinal direction. Then, the drawing member retreats from the support base, and is separated from the plastic film.Type: GrantFiled: April 24, 2009Date of Patent: August 27, 2013Assignee: Totani CorporationInventor: Mikio Totani
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Publication number: 20130092000Abstract: It is intended in an apparatus for successively making plastic bags that a plastic film 1 is cut by a Thomson blade 3 without making the Thomson blade 3 pressed with a large force. The Thomson blade 3 is brought into contact with the plastic film 1 on one of opposite sides of the plastic film 1 in a direction of thickness thereof while a rolling member 4 is brought into contact with the plastic film 1 and rolled and moved along the plastic film 1 and the Thomson blade 3 on the other side of the plastic film 1 in the direction of thickness thereof. The plastic film 1 is therefore sandwiched between and cut by the Thomson blade 3 and the rolling member 4 to successively make plastic bags.Type: ApplicationFiled: May 24, 2011Publication date: April 18, 2013Applicant: TOTANI CORPORATIONInventor: Mikio Totani